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Processing: refactors process execution to separate spawning and reading

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This commit is contained in:
李通洲
2025-11-10 10:33:14 +08:00
parent 645bf5c839
commit 7aaad5e03e
3 changed files with 105 additions and 54 deletions
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src/common/processing.h
+21 -4
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@@ -2,13 +2,26 @@
#include "util/FFstrbuf.h"
#include <sys/types.h>
typedef struct FFProcessHandle {
#if _WIN32
void* pid; // HANDLE
void* pipeRead; // HANDLE
#else
pid_t pid;
int pipeRead;
#endif
} FFProcessHandle;
const char* ffProcessAppendOutput(FFstrbuf* buffer, char* const argv[], bool useStdErr);
const char* ffProcessSpawn(char* const argv[], bool useStdErr, FFProcessHandle* outHandle);
const char* ffProcessReadOutput(FFProcessHandle* handle, FFstrbuf* buffer); // Destroys handle internally
static inline const char* ffProcessAppendStdOut(FFstrbuf* buffer, char* const argv[])
{
const char* error = ffProcessAppendOutput(buffer, argv, false);
FFProcessHandle handle;
const char* error = ffProcessSpawn(argv, false, &handle);
if (error) return error;
error = ffProcessReadOutput(&handle, buffer);
if (!error)
ffStrbufTrimRightSpace(buffer);
return error;
@@ -16,7 +29,11 @@ static inline const char* ffProcessAppendStdOut(FFstrbuf* buffer, char* const ar
static inline const char* ffProcessAppendStdErr(FFstrbuf* buffer, char* const argv[])
{
const char* error = ffProcessAppendOutput(buffer, argv, true);
FFProcessHandle handle;
const char* error = ffProcessSpawn(argv, true, &handle);
if (error) return error;
error = ffProcessReadOutput(&handle, buffer);
if (!error)
ffStrbufTrimRightSpace(buffer);
return error;