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Added detail about why a file couldn't be opened (thanks mgerhardy!)

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Fixes https://github.com/libsdl-org/SDL/issues/10484

(cherry picked from commit 1512013320)
This commit is contained in:
Sam Lantinga
2024-08-06 05:45:48 -07:00
parent a1998d106d
commit 44927fe5e3
1 changed files with 3 additions and 2 deletions
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5
src/file/SDL_iostream.c
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@@ -26,6 +26,7 @@
#ifdef HAVE_STDIO_H #ifdef HAVE_STDIO_H
#include <stdio.h> #include <stdio.h>
#include <errno.h>
#include <sys/stat.h> #include <sys/stat.h>
#endif #endif
#ifdef HAVE_LIMITS_H #ifdef HAVE_LIMITS_H
@@ -565,7 +566,7 @@ SDL_IOStream *SDL_IOFromFile(const char *file, const char *mode)
FILE *fp = fdopen(fd, mode); FILE *fp = fdopen(fd, mode);
if (!fp) { if (!fp) {
close(fd); close(fd);
SDL_SetError("Unable to open file descriptor (%d) from URI %s", fd, file); SDL_SetError("Unable to open file descriptor (%d) from URI %s: %s", fd, file, strerror(errno));
return NULL; return NULL;
} }
@@ -655,7 +656,7 @@ SDL_IOStream *SDL_IOFromFile(const char *file, const char *mode)
#endif #endif
if (!fp) { if (!fp) {
SDL_SetError("Couldn't open %s", file); SDL_SetError("Couldn't open %s: %s", file, strerror(errno));
} else if (!IsRegularFileOrPipe(fp)) { } else if (!IsRegularFileOrPipe(fp)) {
fclose(fp); fclose(fp);
fp = NULL; fp = NULL;