mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-17 23:36:17 +01:00
141 lines
3 KiB
Diff
141 lines
3 KiB
Diff
--- dos2unix-3.1/dos2unix.c.tmppath 2004-10-20 16:00:00.342561008 +0200
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+++ dos2unix-3.1/dos2unix.c 2004-10-20 16:01:42.210074792 +0200
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@@ -69,6 +69,7 @@
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#ifdef __MSDOS__
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# include <dir.h>
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#endif __MSDOS__
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+#include <libgen.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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@@ -267,6 +268,39 @@
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return RetVal;
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}
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+static int MakeTempFileFrom(const char *OutFN, char **fname_ret)
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+{
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+ char *cpy = strdup(OutFN);
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+ char *dir = NULL;
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+ size_t fname_len = 0;
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+ char *fname_str = NULL;
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+ int fd = -1;
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+
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+ *fname_ret = NULL;
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+
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+ if (!cpy)
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+ goto make_failed;
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+
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+ dir = dirname(cpy);
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+
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+ fname_len = strlen(dir) + strlen("/d2utmpXXXXXX") + sizeof (char);
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+ if (!(fname_str = malloc(fname_len)))
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+ goto make_failed;
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+ sprintf(fname_str, "%s%s", dir, "/d2utmpXXXXXX");
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+ *fname_ret = fname_str;
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+
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+ free(cpy);
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+
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+ if ((fd = mkstemp(fname_str)) == -1)
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+ goto make_failed;
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+
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+ return (fd);
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+
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+ make_failed:
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+ free(*fname_ret);
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+ *fname_ret = NULL;
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+ return (-1);
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+}
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/* convert file ipInFN to UNIX format text and write to file ipOutFN
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* RetVal: 0 if success
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@@ -277,7 +311,7 @@
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int RetVal = 0;
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FILE *InF = NULL;
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FILE *TempF = NULL;
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- char TempPath[16];
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+ char *TempPath;
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struct stat StatBuf;
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struct utimbuf UTimeBuf;
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int fd;
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@@ -286,8 +320,7 @@
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if ((ipFlag->KeepDate) && stat(ipInFN, &StatBuf))
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RetVal = -1;
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- strcpy (TempPath, "./d2utmpXXXXXX");
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- if((fd=mkstemp (TempPath))<0) {
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+ if((fd = MakeTempFileFrom(ipOutFN, &TempPath))<0) {
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perror("Failed to open output temp file");
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RetVal = -1;
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}
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@@ -304,6 +337,7 @@
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if ((!RetVal) && (InF) && ((TempF=OpenOutFile(fd)) == NULL))
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{
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fclose (InF);
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+ InF = NULL;
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RetVal = -1;
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}
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@@ -337,9 +371,6 @@
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/* can rename temp file to out file? */
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if (!RetVal)
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{
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- if (stat(ipOutFN, &StatBuf) == 0)
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- unlink(ipOutFN);
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-
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if ((rename(TempPath, ipOutFN) == -1) && (!ipFlag->Quiet))
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{
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fprintf(stderr, "dos2unix: problems renaming '%s' to '%s'\n", TempPath, ipOutFN);
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@@ -347,6 +378,7 @@
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RetVal = -1;
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}
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}
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+ free(TempPath);
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return RetVal;
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}
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@@ -362,7 +394,7 @@
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int RetVal = 0;
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FILE *InF = NULL;
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FILE *TempF = NULL;
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- char TempPath[16];
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+ char *TempPath;
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struct stat StatBuf;
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struct utimbuf UTimeBuf;
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mode_t mode = S_IRUSR | S_IWUSR;
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@@ -374,8 +406,7 @@
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else
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mode = StatBuf.st_mode;
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- strcpy (TempPath, "./u2dtmpXXXXXX");
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- if((fd=mkstemp (TempPath))<0) {
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+ if((fd = MakeTempFileFrom(ipInFN, &TempPath))<0) {
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perror("Failed to open output temp file");
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RetVal = -1;
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}
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@@ -395,6 +426,7 @@
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if ((!RetVal) && (InF) && ((TempF=OpenOutFile(fd)) == NULL))
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{
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fclose (InF);
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+ InF = NULL;
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RetVal = -1;
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}
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@@ -422,10 +454,6 @@
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RetVal = -1;
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}
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- /* can delete in file? */
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- if ((!RetVal) && (unlink(ipInFN) == -1))
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- RetVal = -1;
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-
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/* any error? */
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if ((RetVal) && (unlink(TempPath)))
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RetVal = -1;
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@@ -440,6 +468,7 @@
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}
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RetVal = -1;
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}
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+ free(TempPath);
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return RetVal;
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}
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